Dec. 9—With the removal last month of a final piece of cast iron pipe installed in 1927, a $178 million, 14-year gas distribution replacement project in Portland and Westbrook came to an end.

Dec. 9—With the removal last month of a final piece of cast iron pipe installed in 1927, a $178 million, 14-year gas distribution replacement project in Portland and Westbrook came to an end. Swapping ...

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